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Simple Interest Rate Worksheet

Percentage lesson 19: Simple interest and the rate · Set 311 · 40 questions
TalentJR

How to work it out (P × R × T over 100): Simple interest SI = P × R × T ÷ 100 (P = money kept, R = rate % a year, T = years). Amount = P + SI. Rate R = SI × 100 ÷ (P × T); time T = SI × 100 ÷ (P × R).

NameDateTime takenScore ___ / 40
  1. 1.₹500 earns ₹120 simple interest in 3 years. What is the rate of interest per year, in percent?
  2. 2.Kabir keeps ₹1500 in a bank at 5% simple interest a year. How many rupees of interest does Kabir get in 4 years?
  3. 3.₹1500 earns ₹135 simple interest at 3% a year. For how many years was it kept?
  4. 4.₹3000 earns ₹240 simple interest in 2 years. What is the rate of interest per year, in percent?
  5. 5.Rohan keeps ₹4000 in a bank at 8% simple interest a year. How many rupees of interest does Rohan get in 1 year?
  6. 6.₹3000 earns ₹840 simple interest at 7% a year. For how many years was it kept?
  7. 7.₹500 earns ₹25 simple interest in 1 year. What is the rate of interest per year, in percent?
  8. 8.₹3000 earns ₹240 simple interest at 4% a year. For how many years was it kept?
  9. 9.Anaya keeps ₹1000 in a bank at 5% simple interest a year. How many rupees of interest does Anaya get in 5 years?
  10. 10.Aarav keeps ₹2500 in a bank at 5% simple interest a year. What is the total amount after 2 years, in rupees?
  11. 11.Riya keeps ₹2500 in a bank at 6% simple interest a year. What is the total amount after 2 years, in rupees?
  12. 12.Sara keeps ₹1500 in a bank at 3% simple interest a year. What is the total amount after 5 years, in rupees?
  13. 13.Isha keeps ₹5000 in a bank at 9% simple interest a year. How many rupees of interest does Isha get in 4 years?
  14. 14.₹3000 earns ₹1080 simple interest in 4 years. What is the rate of interest per year, in percent?
  15. 15.Dev keeps ₹5000 in a bank at 6% simple interest a year. What is the total amount after 1 year, in rupees?
  16. 16.Arjun keeps ₹500 in a bank at 7% simple interest a year. How many rupees of interest does Arjun get in 4 years?
  17. 17.Riya keeps ₹3000 in a bank at 4% simple interest a year. What is the total amount after 1 year, in rupees?
  18. 18.Riya keeps ₹500 in a bank at 9% simple interest a year. What is the total amount after 3 years, in rupees?
  19. 19.Riya keeps ₹3000 in a bank at 3% simple interest a year. What is the total amount after 3 years, in rupees?
  20. 20.Arjun keeps ₹1000 in a bank at 5% simple interest a year. How many rupees of interest does Arjun get in 1 year?
  21. 21.Ishaan keeps ₹1000 in a bank at 4% simple interest a year. How many rupees of interest does Ishaan get in 1 year?
  22. 22.₹1000 earns ₹80 simple interest at 8% a year. For how many years was it kept?
  23. 23.₹500 earns ₹45 simple interest at 9% a year. For how many years was it kept?
  24. 24.₹3000 earns ₹600 simple interest in 5 years. What is the rate of interest per year, in percent?
  25. 25.₹1000 earns ₹210 simple interest in 3 years. What is the rate of interest per year, in percent?
  26. 26.₹1000 earns ₹120 simple interest at 3% a year. For how many years was it kept?
  27. 27.₹500 earns ₹75 simple interest in 5 years. What is the rate of interest per year, in percent?
  28. 28.₹3000 earns ₹150 simple interest in 1 year. What is the rate of interest per year, in percent?
  29. 29.Aarav keeps ₹2000 in a bank at 5% simple interest a year. How many rupees of interest does Aarav get in 4 years?
  30. 30.Isha keeps ₹1000 in a bank at 12% simple interest a year. How many rupees of interest does Isha get in 2 years?
  31. 31.₹2500 earns ₹525 simple interest in 3 years. What is the rate of interest per year, in percent?
  32. 32.₹2000 earns ₹200 simple interest in 1 year. What is the rate of interest per year, in percent?
  33. 33.₹500 earns ₹160 simple interest in 4 years. What is the rate of interest per year, in percent?
  34. 34.₹2000 earns ₹320 simple interest in 2 years. What is the rate of interest per year, in percent?
  35. 35.Aarav keeps ₹3000 in a bank at 12% simple interest a year. What is the total amount after 2 years, in rupees?
  36. 36.Aarav keeps ₹5000 in a bank at 5% simple interest a year. What is the total amount after 5 years, in rupees?
  37. 37.₹500 earns ₹120 simple interest at 8% a year. For how many years was it kept?
  38. 38.Aarav keeps ₹2500 in a bank at 7% simple interest a year. What is the total amount after 5 years, in rupees?
  39. 39.₹4000 earns ₹1080 simple interest in 3 years. What is the rate of interest per year, in percent?
  40. 40.Riya keeps ₹5000 in a bank at 4% simple interest a year. How many rupees of interest does Riya get in 5 years?

Answer key

  1. 8
  2. 300
  3. 3
  4. 4
  5. 320
  6. 4
  7. 5
  8. 2
  9. 250
  10. 2750
  11. 2800
  12. 1725
  13. 1800
  14. 9
  15. 5300
  16. 140
  17. 3120
  18. 635
  19. 3270
  20. 50
  21. 40
  22. 1
  23. 1
  24. 4
  25. 7
  26. 4
  27. 3
  28. 5
  29. 400
  30. 240
  31. 7
  32. 10
  33. 8
  34. 8
  35. 3720
  36. 6250
  37. 3
  38. 3375
  39. 9
  40. 1000

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